qlib

type UserDatabase interface {
	AddUser(iUid, iNewNode string) (aQid string, err error)
	AddNode(iUid, iNewNode string) (aQid string, err error)
	DropNode(iUid, iNode string) (aQid string, err error)
	AddAlias(iUid, iNat, iEn string) error
	DropAlias(iUid, iAlias string) error

	Verify(iUid, iNode string) (aQid string, err error)
	OpenNodes(iUid string) (aQids []string, err error)
	CloseNodes(iUid string) error
	Lookup(iAlias string) (aUid string, err error)

	GroupInvite(iGid, iAlias, iByAlias, iByUid string) (aUid string, err error)
	GroupJoin(iGid, iUid, iNewAlias string) (aAlias string, err error)
	GroupAlias(iGid, iUid, iNewAlias string) (aAlias string, err error)
	GroupQuit(iGid, iAlias, iByUid string) (aUid string, err error)
	GroupGetUsers(iGid, iByUid string) (aUids []string, err error)

	// for test purposes
	TempUser(iUid, iNewNode string)
	TempNode(iUid, iNewNode string)
	TempAlias(iUid, iNewAlias string)
	TempGroup(iGid, iUid, iAlias string)
	Erase()
}